Finding the Fourth Proportional to 78,449.51, 117,608.14 and 34,042.82

Step by Step Solution

1. Step 1: Write the proportion equation
   78,449.51 : 117,608.14 = 34,042.82 : x
2. Step 2: Convert to fraction form
   78,449.51/117,608.14 = 34,042.82/x
3. Step 3: Cross multiply
   78,449.51x = 117,608.14 × 34,042.82
4. Step 4: Simplify right side
   78,449.51x = 4,003,712,003.58
5. Step 5: Solve for x
   x = 4,003,712,003.58/78,449.51
6. Step 6: Final answer
   x = 51,035.53